Popular Mechanics for Kids: Who Uses a Wrench?

What a wrench-ing tale this cool tool has to tell! Tweak, tweak: that’s the mechanic making an engine purr. Whisk, whisk, whisk goes the firefighter opening the hydrant. The plumber repairs the sink: squeak, squeak. But the best sound of all is Mom fixing the bike, with a turn, turn, turn, and it’s all done.